71643781

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{1423}}^1$

素因数の和:1656

約数の個数: 16

約数和(自身を含む): 82022400

約数和(自身を除く): 10378619

約数列:

[1, 11, 23, 199, 253, 1423, 2189, 4577, 15653, 32729, 50347, 283177, 360019, 3114947, 6513071, 71643781]

約数ペア:

[(1, 71643781), (11, 6513071), (23, 3114947), (199, 360019), (253, 283177), (1423, 50347), (2189, 32729), (4577, 15653)]